const dify = require('dify-bin');

dify(['--output', 'diff.png', 'left.jpg', 'right.jpg'], (err, out) => {
  if (err) {
    if (err.isDifferent) {
      console.log('Changes detected');
    } else {
      console.error(err.stderr);
    }
    process.exit(err.code);
    return;
  }
  console.log('No changes detected', out.stdout);
});